Angular Speed of DC Shunt Motor given Kf Solution

STEP 0: Pre-Calculation Summary
Formula Used
Angular Speed = Back EMF/(Constant of Machine Construction*Magnetic Flux)
ωs = Eb/(Kf*Φ)
This formula uses 4 Variables
Variables Used
Angular Speed - (Measured in Radian per Second) - Angular speed refers to the rate at which an object rotates around an axis. In the context of a DC (direct current) motor, angular speed represents how fast the motor's rotor is spinning.
Back EMF - (Measured in Volt) - The Back emf opposes the current which causes it in any dc machine. Back emf refers to the voltage that is generated in an inductor or a coil of wire when the current flowing through it changes.
Constant of Machine Construction - Constant of Machine construction is a constant term which is calculated separately to a make calculation less complex.
Magnetic Flux - (Measured in Weber) - Magnetic flux (Φ) is the number of magnetic field lines passing through the magnetic core of an electrical dc motor.
STEP 1: Convert Input(s) to Base Unit
Back EMF: 231 Volt --> 231 Volt No Conversion Required
Constant of Machine Construction: 2 --> No Conversion Required
Magnetic Flux: 0.114 Weber --> 0.114 Weber No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ωs = Eb/(Kf*Φ) --> 231/(2*0.114)
Evaluating ... ...
ωs = 1013.15789473684
STEP 3: Convert Result to Output's Unit
1013.15789473684 Radian per Second -->161.249087088158 Revolution per Second (Check conversion ​here)
FINAL ANSWER
161.249087088158 161.2491 Revolution per Second <-- Angular Speed
(Calculation completed in 00.020 seconds)

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Vishwakarma Government Engineering College (VGEC), Ahmedabad
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Speed Calculators

Angular Speed of DC Shunt Motor given Kf
​ LaTeX ​ Go Angular Speed = Back EMF/(Constant of Machine Construction*Magnetic Flux)
Speed Regulation of Shunt DC Motor
​ LaTeX ​ Go Speed Regulation = ((No Load Speed-Full Load Speed)/Full Load Speed)*100
No Load Speed of Shunt DC Motor
​ LaTeX ​ Go No Load Speed = (Speed Regulation*Full Load Speed)/(100+Full Load Speed)
Angular Speed of DC Shunt Motor given Output Power
​ LaTeX ​ Go Angular Speed = Output Power/Torque

Angular Speed of DC Shunt Motor given Kf Formula

​LaTeX ​Go
Angular Speed = Back EMF/(Constant of Machine Construction*Magnetic Flux)
ωs = Eb/(Kf*Φ)

Is the speed of DC shunt motor variable?

By varying flux, we can increase the speed more than its base speed. This method is constant power and variable torque drive. Explanation: For a DC shunt motor, speed cannot be varied by the method of starting.

How to Calculate Angular Speed of DC Shunt Motor given Kf?

Angular Speed of DC Shunt Motor given Kf calculator uses Angular Speed = Back EMF/(Constant of Machine Construction*Magnetic Flux) to calculate the Angular Speed, The Angular Speed of DC Shunt Motor given Kf formula is defined as the rate of change of angular displacement in the shunt DC motor. Angular Speed is denoted by ωs symbol.

How to calculate Angular Speed of DC Shunt Motor given Kf using this online calculator? To use this online calculator for Angular Speed of DC Shunt Motor given Kf, enter Back EMF (Eb), Constant of Machine Construction (Kf) & Magnetic Flux (Φ) and hit the calculate button. Here is how the Angular Speed of DC Shunt Motor given Kf calculation can be explained with given input values -> 25.55249 = 231/(2*0.114).

FAQ

What is Angular Speed of DC Shunt Motor given Kf?
The Angular Speed of DC Shunt Motor given Kf formula is defined as the rate of change of angular displacement in the shunt DC motor and is represented as ωs = Eb/(Kf*Φ) or Angular Speed = Back EMF/(Constant of Machine Construction*Magnetic Flux). The Back emf opposes the current which causes it in any dc machine. Back emf refers to the voltage that is generated in an inductor or a coil of wire when the current flowing through it changes, Constant of Machine construction is a constant term which is calculated separately to a make calculation less complex & Magnetic flux (Φ) is the number of magnetic field lines passing through the magnetic core of an electrical dc motor.
How to calculate Angular Speed of DC Shunt Motor given Kf?
The Angular Speed of DC Shunt Motor given Kf formula is defined as the rate of change of angular displacement in the shunt DC motor is calculated using Angular Speed = Back EMF/(Constant of Machine Construction*Magnetic Flux). To calculate Angular Speed of DC Shunt Motor given Kf, you need Back EMF (Eb), Constant of Machine Construction (Kf) & Magnetic Flux (Φ). With our tool, you need to enter the respective value for Back EMF, Constant of Machine Construction & Magnetic Flux and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Angular Speed?
In this formula, Angular Speed uses Back EMF, Constant of Machine Construction & Magnetic Flux. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Angular Speed = Output Power/Torque
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